Question

Aaleyah learned that astronomers use different properties, such as their

brightness, to classify stars. Which other property can scientists use to
classify stars?
A.The size of the star to categorize them in the main sequence.
The apparent magnitude is used to classify the energy of the star.
The star's rotation to calculate the distance from Earth.
O The color to classify the absolute brightness of the star.

Answer 1

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Step-by-step explanation: